/* ===== CHARTE GRAPHIQUE ONL ===== */

/* Variables globales de la charte ONL */
:root {
    /* Couleurs principales ONL basées sur l'identité visuelle */
    --onl-primary: #0fa0a0;          /* Turquoise principal */
    --onl-secondary: #1a6b6b;       /* Vert émeraude foncé */
    --onl-accent: #8db000;           /* Vert clair accent */
    --onl-gold: #d4af37;            /* Or/beige du logo */
    --onl-blue: #2980b9;            /* Bleu océan */
    --onl-green: #27ae60;           /* Vert nature */
    --onl-light: #e8f5f5;          /* Turquoise très clair */
    --onl-dark: #134e4e;           /* Vert très foncé */
    
    /* Dégradés ONL */
    --onl-gradient: linear-gradient(135deg, var(--onl-primary) 0%, var(--onl-secondary) 100%);
    --onl-gradient-light: linear-gradient(135deg, var(--onl-light) 0%, #ffffff 100%);
    --onl-gradient-ocean: linear-gradient(180deg, var(--onl-blue) 0%, var(--onl-primary) 100%);
    
    /* Typographie */
    --onl-font-primary: 'Montserrat', sans-serif;
    --onl-font-secondary: 'Noto Sans', sans-serif;
    
    /* Espacement */
    --onl-border-radius: 12px;
    --onl-border-radius-large: 16px;
    --onl-shadow: 0 8px 32px rgba(15, 160, 160, 0.1);
    --onl-shadow-hover: 0 16px 48px rgba(15, 160, 160, 0.2);
    
    /* Transitions */
    --onl-transition: all 0.3s ease;
    --onl-transition-fast: all 0.2s ease;
}

/* ===== TYPOGRAPHIE ONL ===== */
body {
    font-family: var(--onl-font-secondary);
    color: var(--onl-dark);
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--onl-font-primary);
    font-weight: 600;
    color: var(--onl-dark);
}

/* ===== HEADER ONL ===== */
.app-header {
    background: var(--onl-gradient);
    color: white;
    text-align: center;
    padding: 2rem 1rem;
    border-radius: 0 0 30px 30px;
    box-shadow: var(--onl-shadow);
    transition: var(--onl-transition);
    position: relative;
    overflow: hidden;
}

.app-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="wave" x="0" y="0" width="100" height="20" patternUnits="userSpaceOnUse"><path d="M0 10 Q25 0 50 10 T100 10 V20 H0 Z" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23wave)"/></svg>');
    opacity: 0.3;
}

.app-header.compact {
    padding: 1rem;
    border-radius: 0;
}

.app-header h1 {
    color: white;
    font-weight: 700;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.header-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    margin-bottom: 1rem;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.1);
    position: relative;
    z-index: 1;
}

.header-logo i {
    color: var(--onl-gold) !important;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

#headerIntro {
    position: relative;
    z-index: 1;
}

/* ===== BOUTONS ONL ===== */
.btn-primary {
    background: var(--onl-gradient);
    border: none;
    border-radius: var(--onl-border-radius);
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    font-family: var(--onl-font-primary);
    transition: var(--onl-transition);
    box-shadow: 0 4px 16px rgba(15, 160, 160, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(15, 160, 160, 0.4);
    background: var(--onl-gradient);
}

.btn-success {
    background: linear-gradient(135deg, var(--onl-green) 0%, var(--onl-accent) 100%);
    border: none;
    border-radius: var(--onl-border-radius);
    font-weight: 600;
}

.btn-success:hover {
    background: linear-gradient(135deg, var(--onl-green) 0%, var(--onl-accent) 100%);
    transform: translateY(-2px);
}

.btn-warning {
    background: linear-gradient(135deg, #f39c12 0%, var(--onl-gold) 100%);
    border: none;
    color: white;
    border-radius: var(--onl-border-radius);
    font-weight: 600;
}

.btn-warning:hover {
    background: linear-gradient(135deg, #f39c12 0%, var(--onl-gold) 100%);
    color: white;
    transform: translateY(-2px);
}

.btn-outline-primary {
    border-color: var(--onl-primary);
    color: var(--onl-primary);
    border-radius: var(--onl-border-radius);
    font-weight: 500;
}

.btn-outline-primary:hover {
    background: var(--onl-primary);
    border-color: var(--onl-primary);
    transform: translateY(-2px);
}

/* ===== FORMULAIRE DE CONNEXION ONL ===== */
.login-section {
    min-height: 100vh;
    background: var(--onl-gradient);
    display: flex;
    flex-direction: column;
}

.login-card {
    background: white;
    border-radius: 24px;
    box-shadow: 0 16px 64px rgba(15, 160, 160, 0.2);
    border: 1px solid var(--onl-light);
    overflow: hidden;
    backdrop-filter: blur(20px);
}

.login-header {
    background: var(--onl-gradient);
    color: white;
    text-align: center;
    padding: 2rem;
    position: relative;
}

.login-header::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 20px;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 20"><path d="M0 20 Q25 0 50 10 T100 0 V20 Z" fill="white"/></svg>');
}

.logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    margin: 0 auto 1rem;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.logo-container i {
    color: var(--onl-gold) !important;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

.login-title {
    color: white;
    font-weight: 700;
    margin-bottom: 0.5rem;
    font-family: var(--onl-font-primary);
}

.login-subtitle {
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    font-weight: 500;
}

.login-body {
    padding: 2rem;
}

.login-form .form-group {
    margin-bottom: 1.5rem;
}

.login-form .form-label {
    color: var(--onl-dark);
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.login-form .form-control {
    border: 2px solid var(--onl-light);
    border-radius: var(--onl-border-radius);
    padding: 0.75rem 1rem;
    transition: var(--onl-transition);
    font-size: 1rem;
}

.login-form .form-control:focus {
    border-color: var(--onl-primary);
    box-shadow: 0 0 0 0.2rem rgba(15, 160, 160, 0.25);
}

.btn-login {
    background: var(--onl-gradient);
    border: none;
    border-radius: var(--onl-border-radius);
    padding: 1rem 2rem;
    font-weight: 600;
    width: 100%;
    transition: var(--onl-transition);
    font-family: var(--onl-font-primary);
    font-size: 1.1rem;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(15, 160, 160, 0.4);
}

.login-footer {
    padding: 1.5rem 2rem;
    background: var(--onl-gradient-light);
    border-top: 1px solid var(--onl-light);
    text-align: center;
}

/* ===== FOOTER ONL ===== */
.app-footer {
    background: var(--onl-dark);
    color: rgba(255, 255, 255, 0.8);
    border-top: 3px solid var(--onl-primary);
    padding: 1.5rem 0;
    margin-top: auto;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--onl-transition);
    font-weight: 500;
}

.footer-links a:hover {
    color: var(--onl-gold);
}

/* ===== BADGES ET STATUTS ONL ===== */
.badge {
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.75rem;
    padding: 0.375rem 0.75rem;
}

.badge.bg-primary {
    background: var(--onl-primary) !important;
}

.badge.bg-success {
    background: var(--onl-green) !important;
}

.badge.bg-warning {
    background: var(--onl-gold) !important;
    color: var(--onl-dark) !important;
}

/* ===== ALERTES ONL ===== */
.alert {
    border: none;
    border-radius: var(--onl-border-radius);
    padding: 1rem 1.5rem;
    font-weight: 500;
    border-left: 4px solid;
}

.alert-success {
    background: linear-gradient(135deg, rgba(39, 174, 96, 0.1) 0%, rgba(141, 176, 0, 0.1) 100%);
    border-left-color: var(--onl-green);
    color: var(--onl-dark);
}

.alert-info {
    background: linear-gradient(135deg, rgba(15, 160, 160, 0.1) 0%, rgba(41, 128, 185, 0.1) 100%);
    border-left-color: var(--onl-primary);
    color: var(--onl-dark);
}

.alert-warning {
    background: linear-gradient(135deg, rgba(243, 156, 18, 0.1) 0%, rgba(212, 175, 55, 0.1) 100%);
    border-left-color: var(--onl-gold);
    color: var(--onl-dark);
}

.alert-danger {
    background: linear-gradient(135deg, rgba(231, 76, 60, 0.1) 0%, rgba(192, 57, 43, 0.1) 100%);
    border-left-color: #e74c3c;
    color: var(--onl-dark);
}

/* ===== RESPONSIVE CHARTE ===== */
@media (max-width: 768px) {
    .app-header {
        border-radius: 0;
        padding: 1.5rem 1rem;
    }
    
    .login-card {
        border-radius: 0;
        margin: 0;
    }
    
    .login-header {
        padding: 1.5rem;
    }
    
    .login-body {
        padding: 1.5rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
        padding: 0 1rem;
    }
    
    .footer-links {
        justify-content: center;
    }
}

/* ===== ANIMATIONS CHARTE ===== */
@keyframes onlSlideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes onlFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.login-card {
    animation: onlSlideIn 0.6s ease;
}

.app-header {
    animation: onlFadeIn 0.8s ease;
}

/* ===== ACCESSIBILITÉ ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus visible pour l'accessibilité */
*:focus-visible {
    outline: 2px solid var(--onl-primary);
    outline-offset: 2px;
}